Bump mondeja/remove-labels-gh-action from 1.1.1 to 2.0.0

Bumps [mondeja/remove-labels-gh-action](https://github.com/mondeja/remove-labels-gh-action) from 1.1.1 to 2.0.0.
- [Release notes](https://github.com/mondeja/remove-labels-gh-action/releases)
- [Commits](mondeja/remove-labels-gh-action@v1.1.1...v2.0.0)

---
updated-dependencies:
- dependency-name: mondeja/remove-labels-gh-action
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/remove-outdated-labels.yml

@@ -10,7 +10,7 @@ jobs:
     if: github.event.pull_request.merged
     runs-on: ubuntu-latest
     steps:
-      - uses: mondeja/remove-labels-gh-action@v1.1.1
+      - uses: mondeja/remove-labels-gh-action@v2.0.0
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           labels: |
@@ -24,7 +24,7 @@ jobs:
     if: github.event_name == 'pull_request_target' && (! github.event.pull_request.merged)
     runs-on: ubuntu-latest
     steps:
-      - uses: mondeja/remove-labels-gh-action@v1.1.1
+      - uses: mondeja/remove-labels-gh-action@v2.0.0
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           labels: |